<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <h3>this is welcome page <span id="page"></span> !</h3>
    <p>(下面的内容是索引,方便观察页面|滚动条高度)</p>
    <div id="body"></div>


    <script>
        for (let index = 0; index < 100; index++) {
            const div = document.createElement('div')
            div.textContent = '索引-' + index
            document.getElementById('body').appendChild(div)
        }


        // 获取当前页面的 URL
        const currentUrl = new URL(window.location.href);

        // 获取查询参数对象
        const params = new URLSearchParams(currentUrl.search);

        // 获取特定参数的值
        const aValue = params.get('page');

        document.getElementById('page').innerHTML = aValue


    </script>

</body>

</html>